91323 has 12 divisors (see below), whose sum is σ = 134680. Its totient is φ = 59616.

The previous prime is 91309. The next prime is 91331. The reversal of 91323 is 32319.

It is not a de Polignac number, because 91323 - 2⁵ = 91291 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 91296 and 91305.

It is not an unprimeable number, because it can be changed into a prime (91303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 588 + ... + 726.

2⁹¹³²³ is an apocalyptic number.

91323 is a deficient number, since it is larger than the sum of its proper divisors (43357).

91323 is a wasteful number, since it uses less digits than its factorization.

91323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218 (or 215 counting only the distinct ones).

The product of its digits is 162, while the sum is 18.

The square root of 91323 is about 302.1969556432. The cubic root of 91323 is about 45.0325690149.

It can be divided in two parts, 91 and 323, that added together give a palindrome (414).

The spelling of 91323 in words is "ninety-one thousand, three hundred twenty-three".